ash: use CONFIG_FEATURE_EDITING_MAX_LEN

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/init/bootchartd.c b/init/bootchartd.c
index 9faf14d367821a3febb0bb047de3fc05f2dd94fd..d1f9ed30e37536574c4c95a96a5b91fb9303c03e 100644 (file)
--- a/init/bootchartd.c
+++ b/init/bootchartd.c
@@ -57,7 +57,7 @@
 
 /* Globals */
 struct globals {
-       char jiffy_line[sizeof(bb_common_bufsiz1)];
+       char jiffy_line[COMMON_BUFSIZE];
 } FIX_ALIASING;
 #define G (*(struct globals*)&bb_common_bufsiz1)
 #define INIT_G() do { } while (0)

diff --git a/shell/ash.c b/shell/ash.c
index ef22da1b68021d88057efc79bfa3812a5fe9bdec..75bfbf1157e16eca0fa70fa4fa53da1a8654364d 100644 (file)
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -2589,9 +2589,7 @@ pwdcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 /* ============ ... */
 
 
-#define IBUFSIZ COMMON_BUFSIZE
-/* buffer for top level input file */
-#define basebuf bb_common_bufsiz1
+#define IBUFSIZ (ENABLE_FEATURE_EDITING ? CONFIG_FEATURE_EDITING_MAX_LEN : 1024)
 
 /* Syntax classes */
 #define CWORD     0             /* character is nothing special */
@@ -9447,12 +9445,12 @@ preadfd(void)
 #if ENABLE_FEATURE_EDITING
  retry:
        if (!iflag || g_parsefile->fd != STDIN_FILENO)
-               nr = nonblock_safe_read(g_parsefile->fd, buf, BUFSIZ - 1);
+               nr = nonblock_safe_read(g_parsefile->fd, buf, IBUFSIZ - 1);
        else {
 #if ENABLE_FEATURE_TAB_COMPLETION
                line_input_state->path_lookup = pathval();
 #endif
-               nr = read_line_input(cmdedit_prompt, buf, BUFSIZ, line_input_state);
+               nr = read_line_input(cmdedit_prompt, buf, IBUFSIZ, line_input_state);
                if (nr == 0) {
                        /* Ctrl+C pressed */
                        if (trap[SIGINT]) {
@@ -9469,7 +9467,7 @@ preadfd(void)
                }
        }
 #else
-       nr = nonblock_safe_read(g_parsefile->fd, buf, BUFSIZ - 1);
+       nr = nonblock_safe_read(g_parsefile->fd, buf, IBUFSIZ - 1);
 #endif
 
 #if 0
@@ -12728,7 +12726,8 @@ static void
 init(void)
 {
        /* from input.c: */
-       basepf.next_to_pgetc = basepf.buf = basebuf;
+       /* we will never free this */
+       basepf.next_to_pgetc = basepf.buf = ckmalloc(IBUFSIZ);
 
        /* from trap.c: */
        signal(SIGCHLD, SIG_DFL);